CLR Pro Calcium, Limescale, Rust Remover 1 Gallon

Powerful Cleaning Formula: Features a patented formula specifically designed to tackle tough calcium deposits, lime scale, and rust stains effectively. Versatile Surface Application: Safely cleans various surfaces including glassware, tile, ceramic, porcelain, stucco, brick, chrome, and metal. Appliance & Plumbing Safe: Suitable for use on commercial washing machines, dishwashers, toilets, sinks, HVAC systems, and all plumbing types like copper and PVC. Multi-Purpose Household Use: Excellent for cleaning pots, pans, stainless steel, coffee pots, humidifiers, and tubs, dissolving various mineral buildups. Eco-Friendly Composition: Biodegradable and non-toxic, this cleaner is free from phosphates, bleach, ammonia, and alcohol, and won't harm septic systems. Convenient Bulk Packaging: Each carton contains four 1-gallon bottles, providing a substantial supply for extensive cleaning needs.